Thirty-Four Observations of a Dependent Variable (Y) and Two Independent

question 74

Essay

Thirty-four observations of a dependent variable (Y) and two independent variables resulted in an SSE of 300. When a third independent variable was added to the model, the SSE was reduced to 250. At 95% confidence, determine whether or not the third independent variable contributes significantly to the model.

---

Definitions:

Language-Expression Deficits

Difficulties in the ability to convey thoughts, ideas, or feelings through spoken, written, or nonverbal language.

Wernicke's Aphasia

A form of aphasia characterized by fluent but meaningless speech and difficulty in understanding spoken words, often caused by damage to the posterior section of the temporal lobe.

Comprehension

The ability to understand and internalize the meaning of information, such as spoken or written language, symbols, or concepts.

Language

A method of conveying messages specific to a certain community or nation, which includes the structured and traditional use of words.